package com.planet_ink.coffee_mud.core.database;
import com.planet_ink.coffee_mud.core.interfaces.*;
import com.planet_ink.coffee_mud.core.*;
import com.planet_ink.coffee_mud.core.collections.*;
import com.planet_ink.coffee_mud.Abilities.interfaces.*;
import com.planet_ink.coffee_mud.Areas.interfaces.*;
import com.planet_ink.coffee_mud.Behaviors.interfaces.*;
import com.planet_ink.coffee_mud.CharClasses.interfaces.*;
import com.planet_ink.coffee_mud.Commands.interfaces.*;
import com.planet_ink.coffee_mud.Common.interfaces.*;
import com.planet_ink.coffee_mud.Exits.interfaces.*;
import com.planet_ink.coffee_mud.Items.interfaces.*;
import com.planet_ink.coffee_mud.Libraries.interfaces.*;
import com.planet_ink.coffee_mud.Locales.interfaces.*;
import com.planet_ink.coffee_mud.MOBS.interfaces.*;
import com.planet_ink.coffee_mud.Races.interfaces.*;

import java.sql.*;
import java.util.*;

/*
   Copyright 2003-2016 Bo Zimmerman

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

	   http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
*/
public class QuestLoader
{
	protected DBConnector DB=null;
	public QuestLoader(DBConnector newDB)
	{
		DB=newDB;
	}
	public void DBRead(MudHost myHost)
	{
		CMLib.quests().shutdown();
		DBConnection D=null;
		try
		{
			D=DB.DBFetch();
			final ResultSet R=D.query("SELECT * FROM CMQUESTS");
			while(R.next())
			{
				final String questName=DBConnections.getRes(R,"CMQUESID");
				final String questScript=DBConnections.getRes(R,"CMQSCRPT");
				final String questWinners=DBConnections.getRes(R,"CMQWINNS");
				final long flags=DBConnections.getLongRes(R, "CMQFLAGS");
				final Quest Q=(Quest)CMClass.getCommon("DefaultQuest");
				Q.setFlags(flags);
				final boolean loaded=Q.setScript(questScript,!Q.suspended());
				Q.setFlags(flags);
				Q.setWinners(questWinners);
				if(Q.name().length()==0)
					Q.setName(questName);
				if(!loaded)
				{
					if(!Q.suspended())
					{
						Log.sysOut("QuestLoader","Unable to load Quest '"+questName+"'.  Suspending.");
						Q.setSuspended(true);
					}
					if(CMLib.quests().fetchQuest(Q.name())==null)
						CMLib.quests().addQuest(Q);
					continue;
				}
				if(Q.name().length()==0)
					Log.sysOut("QuestLoader","Unable to load Quest '"+questName+"' due to blank name.");
				else
				if(Q.duration()<0)
					Log.sysOut("QuestLoader","Unable to load Quest '"+questName+"' due to duration "+Q.duration()+".");
				else
				if(CMLib.quests().fetchQuest(Q.name())!=null)
					Log.sysOut("QuestLoader","Unable to load Quest '"+questName+"' due to it already being loaded.");
				else
					CMLib.quests().addQuest(Q);
			}
		}
		catch(final SQLException sqle)
		{
			Log.errOut("Quest",sqle);
		}
		finally
		{
			DB.DBDone(D);
		}
	}


	public void DBUpdateQuest(Quest Q)
	{
		if(Q==null)
			return;
		DB.update("DELETE FROM CMQUESTS WHERE CMQUESID='"+Q.name()+"'");
		DB.updateWithClobs(
		"INSERT INTO CMQUESTS ("
		+"CMQUESID, "
		+"CMQUTYPE, "
		+"CMQFLAGS, "
		+"CMQSCRPT, "
		+"CMQWINNS "
		+") values ("
		+"'"+Q.name()+"',"
		+"'"+CMClass.classID(Q)+"',"
		+Q.getFlags()+","
		+"?,"
		+"?"
		+")", new String[][]{{Q.script()+" ",Q.getWinnerStr()+" "}});
	}
	public void DBUpdateQuests(List<Quest> quests)
	{
		if(quests==null)
			quests=new Vector<Quest>();
		String quType="DefaultQuest";
		if(quests.size()>0)
			quType=CMClass.classID(quests.get(0));
		DBConnection D=null;
		DB.update("DELETE FROM CMQUESTS WHERE CMQUTYPE='"+quType+"'");
		CMLib.s_sleep((1000+(quests.size()*100)));
		if(DB.queryRows("SELECT * FROM CMQUESTS WHERE CMQUTYPE='"+quType+"'")>0)
			Log.errOut("Failed to delete quest typed '"+quType+"'.");
		DB.update("DELETE FROM CMQUESTS WHERE CMQUTYPE='Quests'");
		CMLib.s_sleep((1000+(quests.size()*100)));
		if(DB.queryRows("SELECT * FROM CMQUESTS WHERE CMQUTYPE='Quests'")>0)
			Log.errOut("Failed to delete quest typed 'Quests'.");
		D=DB.DBFetchEmpty();
		for(int m=0;m<quests.size();m++)
		{
			final Quest Q=quests.get(m);
			if(Q.isCopy())
				continue;
			try
			{
				D.rePrepare(
				"INSERT INTO CMQUESTS ("
				+"CMQUESID, "
				+"CMQUTYPE, "
				+"CMQFLAGS, "
				+"CMQSCRPT, "
				+"CMQWINNS "
				+") values ("
				+"'"+Q.name()+"',"
				+"'"+CMClass.classID(Q)+"',"
				+Q.getFlags()+","
				+"?,"
				+"?"
				+")");
				D.setPreparedClobs(new String[]{Q.script()+" ",Q.getWinnerStr()+" "});
				D.update("",0);
			}
			catch(final java.sql.SQLException sqle)
			{
				Log.errOut("Quest",sqle);
			}
		}
		if(D!=null)
			DB.DBDone(D);
	}

}
